<div id="research">
    <table id="researchesTable" class="dataTable" width="100%">
        <tr>
            <th align="left">研究</th>
            <th align="left">购买</th>
            <th align="left">奖励</th>
            <th colspan="2" style="min-width:170px">购买</th>
        </tr>
    </table>
    <br />
    <br />
    <br />
    <br />
    <br />
</div>